I would assume that OTP is back this year. I'm guessing you can play 2 v 2 locally as well. With that being said I would be shocked if 2 people couldn't play together locally with CCM just one player controlling the team but then again they have said no co-op. Guess to find the full answer you just have to wait a couple more weeks
I highly doubt you can system link I'm pretty sure that feature has left the sports game building