Yes, I'll be very disappointed if do not get both. Redemption is subjective, but some sort of alternative endings at least.

It's been speculated around because of the options in the magic mirror. Perhaps my own fault for also reading too much into it, but I'd feel cheated out of /something/...

Astarion's (if that theory is true) hint towards a return to a normal life.

Major spoiler:
https://www.reddit.com/r/BaldursGate3/comments/jppkbd/companions_at_the_magic_mirror/