Here is a piece of code that initialize a TableBatchOperation designed to retrieve two rows in a single batch:
TableBatchOperation batch = new TableBatchOpe
Try something like this:
TableQuery query = new TableQuery()
.Where(TableQuery.CombineFilters(
TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, "partition1"),
TableOperators.And,
TableQuery.CombineFilters(
TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, "row1"),
TableOperators.Or,
TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, "row2"))));