I don't think you would have a problem.

I've read a lot of posts about people screwing up the light schedule..leaving lights on, leaving them off longer etc and all of the responses were similar.
blink_inc Reviewed by blink_inc on . LIGHTING - WHAT WOULD HAPPEN IF? Quick lighting question: I'm just about to go from veg to flower. I have a business trip 2 days prior and I am always paranoid about leaving the garden blazing away (equip malfunction / fire etc.) I am planning to go to 12/12 immediately upon my return. WHAT WOULD HAPPEN IF: when I left I shut the lights down for 2 days of darkness then started 12/12 immediately upon my return. ????????????????? Rating: 5