Transcode for invoice is not automatically selected by system when creating invoice or delivery and purchase invoice and GRPO but you could use FMS or SDK code that compiled to be an UI/DI addon.
There is also a field profit center in the row line. However, not all rows in JE created will have profit center code. So, you could use FMS or SDK code that compiled to be an UI/DI addon.
SAP said that it is system definition.