Can ERPNext Bill customer in multiple currency

l have seen an issue here my base currency is USD and my customer currency is USD but now l want to raise an invoice to my customer using GBP currency but its now saying l only use USD for this customer same applies if l create a customer and billed the customer in GBP currency l wont be able to do a sales invoice for that customer in USD however l am now creating two different customers with different currency name to solve the problem but is there any other solution

Should be introduced in version 14 i believe?

cc @Deepesh_Garg

ok thanks so currently multi currency is only working when you want to receive payments in different currency than that was invoiced in