Do you know about the Granvill Sharp rule in Greek?
Both these verses refer to the same entity, just as the following do.
John 1:18
No one has ever seen God, but the one and only Son, who is himself God and is in closest relationship with the Father, has made him known.
2 Peter 1:1
Simon Peter, a servant and apostle of Jesus Christ, To those who through the righteousness of our God and Savior Jesus Christ have received a faith as precious as ours:
Col 1:19-20
For God was pleased to have all his fullness dwell in him, 20 and through him to reconcile to himself all things, whether things on earth or things in heaven, by making peace through his blood, shed on the cross.
Col 1:9-10
For in Christ all the fullness of the Deity lives in bodily form, and in Christ you have been brought to fullness. He is the head over every power and authority.
Titus 1:3
and which now at his appointed season he has brought to light through the preaching entrusted to me by the command of God our Savior,
Titus 1:4
To Titus, my true son in our common faith: Grace and peace from God the Father and Christ Jesus our Savior.
Titus 2:10
and not to steal from them, but to show that they can be fully trusted, so that in every way they will make the teaching about God our Savior attractive.
Titus 2:13
while we wait for the blessed hope—the appearing of the glory of our great God and Savior, Jesus Christ,
Titus 3:4
But when the kindness and love of God our Savior appeared,
Titus 3:6
whom he poured out on us generously through Jesus Christ our Savior