Yes you can both enter in home expenses for each person. However, amounts like heat, mortgage etc should be pro-rated to the amount of space you use in the hous...
It's most likely that you need to log out of your account on the CRA website before you sign into your wife's CRA account. If you don't see an option to log out...
T1 condensed is only used to mail in the return. If you would like to see a full copy, you need to go past the NETFILE (electronic filing) / Print and Mail to C...