Is It Okay To Abruptly Switch From Diane Pills To Althea?

Im taking diane pills last month and i stop 2weeks ago...i started to take that pills on the day of my first period...but the whole pack made me bleed for 28days then it stop... thats why i started to stop taking that pills and decided and thinking for taking another pills..can i start taking althea pills immidiately? Coz i didnt continue the first pills for 2weeks now?