My question is why do you want to house them together?
my response in certain cases is if it's due to money and not having the funds to tend to two enclosures,you shouldn't have pets. If you can not afford the basic necessities,then animals aren't for you. I hope that's not the case in this situation.
Why do you like telling people they shouldn't have pets?
It is okay to use pine bedding for snakes.
It is okay to feed live food to snakes.