A: No, it's not. California has a very strict law against non-competes, and views those as illegal restraints on trade. Pretty much the only scenario in which a non-compete will be enforceable in California is in connection with the sale of a business.
A: You will need to know what the equity split will be, and if it is 50/50, how will you manage tie votes. How will profits and losses be allocated? How will the LLC be managed? What happens if one of you wants to sell to a third party or leave the LLC?
