Depo provera .b

Hello, my first day of my last period was February 19th, on February 21 1 got my first ever depo Provera dose or shot, l ended up having unprotected intercourse with my nusband that Friday, February 23rd, he hac elaculated in me since he was aware I started my birth control so he thought it was fine to finish inside of me but I came on here to ask if there was gonna be any chance I can still end up pregnant if he did that only 2 days after my first ever dose because it's been on my mind and I wanted to hear any opinions or facts that might help me..