Is there a way to upload lookup values using excel VBCS Add-in

Summary:

Ability to view or upload lookup values via excel (VBCS Add-in)

Content (please ensure you mask any confidential information):

Business requirement is to manage certain attributes at the item and customer Sold/Ship To Site combination. These attributes are business rule which put the order on fall out or Hold. we thought of maintaining these values in a lookup so that it can be used in the extension

since there are close to 90K combinations, we are looking an easy way to load the data. Also we would like to provide excel based (VBCS Add-in) for user to retrieve and update the record as and when they need to do so.