I used a few years ago and I asked them about it. IIRC, you will have to fill some documents or send proof but yeah It's possible to chargeback.
How do you imagine it with buying coins?) "Hi support, I was bying coins and the other guy scammed me, here's the screenshot, can you please revert the payment?"
Answer: "yeah, sure, we will revert the payment and block your account as buying coins is agains our rules, have a nice day!"