Dispatch from in E Way bill

Gurjeet (Accounts) (107 Points)

04 December 2019  
Query in e way regarding e way bill concept is dispatch from like as below:--
A sold the goods to B, but good is deliver to C on B Invoice and e way in dispatch from option.
Question is whether A is issue the invoice then he generate e way or not.
when goods is delivered with B Invoice and E way.