Joined Cases C-381/18 and C-382/18: Judgment of the Court (First Chamber) of 12 December 2019 (requests for a preliminary ruling from the Raad van State — Netherlands) — G.S. (C-381/18), V.G. (C-382/18) v Staatssecretaris van Justitie en Veiligheid (References for a preliminary ruling — Border controls, asylum and immigration — Immigration policy — Directive 2003/86/EC — Right to family reunification — Requirements for the exercise of the right to family reunification — Concept of ‘grounds of public policy’ — Rejection of an application for entry and residence of a family member — Withdrawal of or refusal to renew a residence permit of a family member)