Solution : https://service.sap.com/sap/support/notes/449822 (SAP Service marketplace login required)
Key words : 
symptom individual addresses disappear, scc1 function group, individual address numbers, uscompanys shadow table, sap_user copy profile, addr_clientcopy_select_tables function module, clientcopy_select_susr function module, company addresses belonging, attached correction instructions, table uscompany status
Related Notes : 
       
| 350101 | CC-TOPIC: Client copy and addresses up to 4.6D | 
| 191207 | CC-TOPIC: Client copy and central user admin | 
| 116787 | CC-TOPIC: Remote client copy |