There may be exceptions. Yes, provided that you have the financial wherewithal to begin the new business. Your commitment will be terminated, as it will be considered a debt along with all others. You may be liable for monetary damages in certain situations, e.g., by damaging the property upon termination of your possession. There is no different answer for California than for the rest of the states.
Federal law controls bankruptcy filings, applicable law and procedures.
All bankruptcy matters are filed in the United States Bankruptcy Court in the District in which the business has its principal place of business. California insolvency law is superceded by Federal bankruptcy law and, in any case, is not advantageous as a general rule. There may be exceptions. Yes, provided that you have the financial wherewithal to begin the new business. Your commitment will be terminated, as it will be considered a debt along with all others.