I got my birth control (nexplanon) removed last week,I had sex last night and the both condoms came off and didn't come out til' this morning, can I become pregnant btw he did not cum at that point but yea I'm ridiculously nervous

I got my birth control (nexplanon) removed last week,I had sex last night and the both condoms came off and didn't come out til' this morning, can I become pregnant btw he did not cum at that point but yea I'm ridiculously nervous