State tax filing

Yes, you need to file two separate California returns, individual and LLC. You have to file your CA form 568 with your LLC payment to 

Franchise Tax Board
PO Box 942857
Sacramento CA 94257-0531.

The due day for failing the form is today, March 15. 

Then you can mail your form 540 to Franchise Tax Board PO Box 942840 Sacramento CA 94240-0001, due day is April 15.