Sure, but both are shown during the first bad ending. Missing one would imply that you somehow got one of the passwords without playing through to the end of that first ending which... would be very strange given what clues are provided by narrative.
i didnt watch the bad ending to get the password on my first try, just used a word from hoss's list that got a 'not right day' promped so i only got 1 on my fist playthrough only getting the second when i noticed a space