You would have to mail it. You cannot e-file a state return unless you have e-filed your federal return and it was accepted. So you could print it and mail it, and wait to send in your federal later--either by e-filing federal or mailing it.
https://ttlc.intuit.com/community/printing/help/how-do-i-print-and-mail-my-return-in-turbotax-online...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
